(c) When developing an enzyme-catalysed reaction for use in industry, the progress of the reaction is studied.
Outline how the progress of an enzyme-catalysed reaction can be investigated experimentally

The bacteria in the human gut feeds on the food we eat and us break it down for better digestion. what does this exemplify? (a) predator-prey cycle (b) parasitism (c) mutualism (d) a disrupted food chain